Hats, scarves and oversized coats were back in fashion along Boylston Street as the city and region experienced first hand this winter's newest sensation, the polar vortex.

At Brigham and Women's Hospital, the fluctuating temperatures may have caused a pipe to leak on the sixth floor of the inpatient building. Patients, people and staff were relocated while elective surgeries were postponed, making for a messy morning.

Back in Copley Square, the mid-afternoon sun brought some relief, but not much.